- Joined
- Dec 31, 2015
- Messages
- 92
- Motherboard
- Asus Z97-A USB 3.1
- CPU
- i7 4790K
- Graphics
- RX 580
Using El Capitan and upgraded my 240 gt to the card listed. The system boots into a black screen with a disappearing mouse or beachball at times and random sandbox lines flashing. Any ideas or I can can just exchange it for a more compatible card. Thanks.